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(1 classification) (2 resources)

Water quality biological assessment

Classification
United States. (2)

Resources
View Resource Birds: Bellwethers of Watershed Health

This useful educational resource was recently added to the EPA's Watershed Academy Website (first reviewed in the January 19, 2000 Scout Report for Science & Engineering). Described as "bellwethers" (indicators) of watershed health, birds are introduced here -- from their basic ecology to conservation needs. Color graphics and concise paragraphs present each topic, and the site is loaded with...

https://cfpub.epa.gov/watertrain/pdf/modules/Birds.pdf
View Resource Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory: Processing, taxonomy, and quality control of benthic macroinvertebrate samples

This US Geological Survey Open-File Report (00-212) describes analytical techniques for benthic macroinvertebrates. Available in .pdf format, the 49-page report includes information on such analytical techniques as chemical equipment supplies, taxonomic identification, and more.

https://nwql.usgs.gov/OFR-00-212.shtml